Lingulata - Acrotretida - Acrotretidae
Full reference: A. R. Palmer. 1954. The Faunas of the Riley Formation in Central Texas. Journal of Paleontology 28(6):709-786
Parent taxon: Acrotretidae according to A. Williams et al. 2000
See also Sepkoski 2002
Sister taxa: Acrotreta, Acrotretinae, Amictocracens, Anabolotreta, Anelotreta, Angulotreta, Aphelotreta, Apsotreta, Araktina, Biernatinae, Brachaktassia, Canthylotreta, Conotreta, Cyrtonotreta, Dactylotreta, Dicondylotreta, Ditreta, Eohadrotreta, Eurytreta, Fascicoma, Genetreta, Hisingerella, Homotreta, Iberotreta, Kostjubella, Kotylotreta, Kuangshanotreta, Lensotreta, Linnarssonella, Linnarssonia, Linnarssoniinae, Longipegma, Neotreta, Olentotreta, Ottenbyella, Physotreta, Picnotreta, Prototreta, Quadrisonia, Rhondellina, Satpakella, Scaphelasmatinae, Semitreta, Spondylotreta, Stilpnotreta, Tapuritreta, Torynelasmatinae, Treptotreta, Vandalotreta
Subtaxa: Opisthotreta depressa
Type: Opisthotreta depressa
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cambrian of Australia (2 collections), Canada (2: Alberta), United States (49: Alabama, Nevada, Texas)
• Caerfai of Italy (8)
Total: 61 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.